The Second GEWEX Cloud System Study Science and Implementation Plan The GCSS Science Steering Group David Randall (Chair of the GCSS SSG) Judith Curry (Chair of Working Group 5) Peter Duynkerke (Chair of Working Group 1) Steven Krueger (Chair of Working Group 4) Martin Miller Mitchell Moncrieff Brian Ryan (Chair of Working Group 3) David Starr (Chair of Working Group 2) William Rossow with additional input from George Tselioudis Bruce Wielicki April 2000